{"product_id":"imscrews-3-8-x-3-hex-head-lag-screws-304-stainless-steel-18-8-partially-threaded-heavy-duty-wood-bolts-for-structural-framing-2pcs","title":"IMSCREWS 3\/8  x 3  Hex Head Lag Screws, 304 Stainless Steel (18-8), Partially Threaded Heavy Duty Wood Bolts for Structural Framing, 2pcs","description":"\"\u003cstrong\u003eIMSCREWS 3\/8 x 3-1\/2 Heavy-Duty Lag Screws - 304 Stainless Steel (5 pcs)\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eExtreme Reach for Critical Structural Joints\u003c\/strong\u003e\u003cbr\u003eEngineered for deep-core anchoring, these 3.5-inch bolts are the industrial choice for heavy-duty timber framing. The 3\/8 diameter provides massive shear resistance, making them ideal for securing heavy beams, deck ledger boards, or structural brackets to 4x4 and 6x6 posts where maximum load-bearing capacity is required.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eVise-Like Clamping Power\u003c\/strong\u003e\u003cbr\u003eOur \u003cstrong\u003epartially threaded shank\u003c\/strong\u003e features a smooth upper section that allows the bolt to pull the outer timber tightly against the support structure. This creates a gap-free, rock-solid joint, eliminating the bridging effect common in long full-thread screws for a high-tension, professional-grade finish.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e304 Stainless Weather Protection\u003c\/strong\u003e\u003cbr\u003eForged from premium 18-8 (304) stainless steel for elite rust resistance. compatible with \u003cstrong\u003eACQ pressure-treated lumber\u003c\/strong\u003e. These screws are essential for outdoor projects, coastal environments, and preventing unsightly corrosion streaks on premium cedar or redwood structures.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e¡ñ Tools:\u003c\/strong\u003e Fits a standard \u003cstrong\u003e9\/16 hex socket\u003c\/strong\u003e or wrench.\u003cbr\u003e\u003cstrong\u003e¡ñ Pre-drilling:\u003c\/strong\u003e Required for 3\/8 bolts. Use a 1\/4 bit for softwoods or 5\/16 bit for hardwoods to prevent timber splitting.\u003cbr\u003e\u003cstrong\u003e¡ñ Why 3-1\/2 length?\u003c\/strong\u003e Perfect for passing through 1.5 or 2 timber with a massive 1.5 + thread anchor in the base beam for maximum pull-out resistance.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003cbr\u003e- Size: 3\/8 x 3-1\/2 \u003cbr\u003e- Thread: Partially Threaded (Max Clamping)\u003cbr\u003e- Material: 304 Stainless Steel\u003cbr\u003e- Drive: 9\/16 Hex Head\u003cbr\u003e- Qty: 5 pcs\"\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMAXIMUM CLAMPING FORCE The engineered partial thread allows the smooth shank to bypass the outer beam, pulling lumber together for a gap-free, rock-solid structural joint.\u003c\/li\u003e\n\u003cli\u003eSTRUCTURAL CORE ANCHORING Optimized for heavy-load framing, providing elite withdrawal and shear resistance with a massive 3-inch reach and 3\/8  diameter.\u003c\/li\u003e\n\u003cli\u003e304 EXTERIOR SHIELD Forged from premium 304 (18-8) stainless steel to endure humid timber cores and prevent rust staining in cedar or ACQ lumber.\u003c\/li\u003e\n\u003cli\u003eSTABLE TORQUE DELIVERY Precision hex head ensures a secure 9\/16  socket fit, delivering maximum torque transfer for controlled installation in dense hardwoods.\u003c\/li\u003e\n\u003cli\u003eTECHNICAL SPECIFICATION To ensure structural safety and prevent splitting, pre-drilling a pilot hole (1\/4  for softwoods, 9\/32  for hardwoods) is mandatory.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASIN:\u003c\/strong\u003e B0F21F1JC8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal SKU:\u003c\/strong\u003e IMS0672\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\/8\" x 3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Style:\u003c\/strong\u003e Hex\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IMSCREWS","offers":[{"title":"Default Title","offer_id":57034558374054,"sku":"B0F21F1JC8","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/2784\/0903\/files\/41keW3A_9kL_73fef6f4-9527-44b7-9f7c-617bad49bd41.jpg?v=1787035652","url":"https:\/\/www.imscrews.com\/products\/imscrews-3-8-x-3-hex-head-lag-screws-304-stainless-steel-18-8-partially-threaded-heavy-duty-wood-bolts-for-structural-framing-2pcs","provider":"IMSCREWS","version":"1.0","type":"link"}